-20u-20u+20=6(-6u-20)-11u

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Solution for -20u-20u+20=6(-6u-20)-11u equation:


Simplifying
-20u + -20u + 20 = 6(-6u + -20) + -11u

Reorder the terms:
20 + -20u + -20u = 6(-6u + -20) + -11u

Combine like terms: -20u + -20u = -40u
20 + -40u = 6(-6u + -20) + -11u

Reorder the terms:
20 + -40u = 6(-20 + -6u) + -11u
20 + -40u = (-20 * 6 + -6u * 6) + -11u
20 + -40u = (-120 + -36u) + -11u

Combine like terms: -36u + -11u = -47u
20 + -40u = -120 + -47u

Solving
20 + -40u = -120 + -47u

Solving for variable 'u'.

Move all terms containing u to the left, all other terms to the right.

Add '47u' to each side of the equation.
20 + -40u + 47u = -120 + -47u + 47u

Combine like terms: -40u + 47u = 7u
20 + 7u = -120 + -47u + 47u

Combine like terms: -47u + 47u = 0
20 + 7u = -120 + 0
20 + 7u = -120

Add '-20' to each side of the equation.
20 + -20 + 7u = -120 + -20

Combine like terms: 20 + -20 = 0
0 + 7u = -120 + -20
7u = -120 + -20

Combine like terms: -120 + -20 = -140
7u = -140

Divide each side by '7'.
u = -20

Simplifying
u = -20

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